<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    *{
      margin: 0;
      padding: 0;
    }

    .leftfix{
      float: left;
    }

    .rightfix{
      float: right;
    }

    /* 清除浮动 */
    .clearfix::after{
      content: '';
      display: block;
      clear: both;
    }

    .container{
      width: 1000px;
      margin: 0 auto;
    }

    .header{
      border: 1px solid #000;
    }

    .logo{
      width: 200px;
      height: 80px;
      background-color: #ccc;
    }

    .banner1{
      width: 540px;
      height: 80px;
      background-color: #ccc;
      margin: 0 20px;
    }

    .banner2{
      width: 218px;
      height: 80px;
      background-color: #ccc;
    }

    .menu{
      width: 100%;
      height: 40px;
      background-color: #ccc;
      margin: 10px 0;
    }

    .content,.bottom-box{
      margin-top: 10px;
    }

    .item1,.item2{
      height: 198px;
      width: 368px;
      border: 1px solid #000;
      margin-right: 10px;
    }

  

    .item3,.item4,.item5,.item6{
      height: 198px;
      width: 178px;
      border: 1px solid #000;
      margin-right: 10px;
    }

    .item7,.item8,.item9{
      height: 128px;
      width: 238px;
      border: 1px solid #000;
    }

    .item8{
      margin: 10px 0;
    }

    .footer{
      height: 60px;
      background-color: #ccc;
      margin-top: 10px;
    }
    
  </style>
</head>
<body>
  <div class="container">
    <div class="header clearfix">
      <div class="logo leftfix"></div>
      <div class="banner1 leftfix"></div>
      <div class="banner2 leftfix"></div>
    </div>

    <div class="menu">菜单</div>

    <!-- 内容区域 -->
    <div class="content clearfix">
      <!-- 左边 -->
      <div class="left-box leftfix">
        <div class="top-box clearfix">
          <div class="item1 leftfix">item1</div>
          <div class="item2 leftfix">item2</div>
        </div>
        <div class="bottom-box clearfix">
          <div class="item3 leftfix">item3</div>
          <div class="item4 leftfix">item4</div>
          <div class="item5 leftfix">item5</div>
          <div class="item6 leftfix">item6</div>
        </div>
      </div>

      <!-- 右边 -->
      <div class="right-box leftfix">
        <div class="item7">item7</div>
        <div class="item8">item8</div>
        <div class="item9">item9</div>
      </div>
    </div>

    <!-- 页脚 -->
    <div class="footer">页脚</div>
  </div>
</body>
</html>